CHAP
. 9
View Composition
Zoom
Fit to
Screen
True
Size
Display Parameters
Inv.
Standard
GE Healthcare
Senographe 2000 D Acquisition System
REV 1
OM 5179217–1–100
97
2.
VIEW CONTROL
To use the
View Control
Control Panel, click on the View Control “eye” icon
to highlight it.
D
View Composition. Click on the appropriate icon to display a single
image, two images side by side, two images one above the other, or
four images.
Images are arranged in order (left to right, top to bottom) according to
the order in which they were captured. To display images on the
monitor according to the ACR standard, they should therefore be
captured in the order: RCC, LCC, RMLO, LMLO.
D
Zoom. Click on the appropriate Zoom icon to choose a Zoom factor.
See description below.
D
2D Localization. Click on this icon to display horizontal and vertical
lines on the screen; they can be moved with the mouse to identify a
particular position on the image. This facility is available only in
acquisition mode (with the camera icon
displayed in the Mosaic
area). See description below.
D
Contrast and Brightness (window width and window level) sliders .
See description below.
D
Image Control. Use these controls to choose appropriate display
parameters. See description below.
2-1
Zoom
When the image is first displayed in the viewing area, it is displayed with a Zoom factor called “Fit to
Screen”. The Zoom factor is calculated so that all of the image is displayed in the space available in
the viewing area.
D
Click on the appropriate
(Zoom)
button to select the desired Zoom factor:
Zoom=1
corresponds to a full resolution display: each pixel on the screen corresponds to a pixel
on the Digital Detector.
Zoom=1/2
corresponds to a half resolution display: a pixel on the screen corresponds to the
average of 4 pixels on the Digital Detector.
Fit to Screen:
the image is displayed at a Zoom factor that optimizes the screen layout.
True Size
: the image on the screen is displayed with the same size as that of the breast that is
being imaged. This facility is not available when viewing SCPT images.
View Composition
Zoom
Fit to
Screen
True
Size
Display Parameters
Inv.
Standard
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